name = "李铭晗"
print(f'Hello {name},would you like to learn some python today？')

name = "tom han"

print(name.lower())
print(name.upper())
print(name.title())

desc = 'Albert Einstein once said,"A person who never made a mistake never tried anything new"'
print(desc)

famous_person = "Albert Einstein"
message = f'{famous_person} once said,"A person who never made a mistake never tried anything new" '
print(message)

name = ' tom\tlee '
print(name)
print(name.strip())
print(name.lstrip())
print(name.rstrip())